%% You should probably cite rfc8858 instead of this I-D. @techreport{ietf-mmusic-mux-exclusive-02, number = {draft-ietf-mmusic-mux-exclusive-02}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-ietf-mmusic-mux-exclusive/02/}, author = {Christer Holmberg}, title = {{Indicating Exclusive Support of RTP/RTCP Multiplexing using SDP}}, pagetotal = 8, year = 2016, month = feb, day = 15, abstract = {This document defines a new SDP media-level attribute, 'rtcp-mux- exclusive', that can be used by an endpoint to indicate exclusive support of RTP/RTCP multiplexing.}, }